Fix for Bug 50726 "Save extension list and "winning" prefs from extensions"

chrome/common/in_memory_pref_store.cc

Index: chrome/common/in_memory_pref_store.cc
diff --git a/chrome/common/in_memory_pref_store.cc b/chrome/common/in_memory_pref_store.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6f04e60a032812c51e08c0df84fbed6c7fdbf2a4
--- /dev/null
+++ b/chrome/common/in_memory_pref_store.cc
@@ -0,0 +1,13 @@
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/common/in_memory_pref_store.h"
+
+#include "base/values.h"
+
+InMemoryPrefStore::InMemoryPrefStore()
+    : prefs_(new DictionaryValue()) {}
+
+InMemoryPrefStore::~InMemoryPrefStore() {}
+